PE20121373A1 - METHOD OF OXIDATIVE LEACHING OF SULFIDE MINERALS AND / OR CONCENTRATES - Google Patents

METHOD OF OXIDATIVE LEACHING OF SULFIDE MINERALS AND / OR CONCENTRATES

Info

Publication number
PE20121373A1
PE20121373A1 PE2011002018A PE2011002018A PE20121373A1 PE 20121373 A1 PE20121373 A1 PE 20121373A1 PE 2011002018 A PE2011002018 A PE 2011002018A PE 2011002018 A PE2011002018 A PE 2011002018A PE 20121373 A1 PE20121373 A1 PE 20121373A1
Authority
PE
Peru
Prior art keywords
chlorine
facilitate
allow
concentrates
hypochlorous acid
Prior art date
Application number
PE2011002018A
Other languages
Spanish (es)
Inventor
Nicholas James Welham
Garry Mervyn Johnston
Matthew Leslie Sutcliffe
Original Assignee
Metaleach Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AU2009902406A external-priority patent/AU2009902406A0/en
Application filed by Metaleach Ltd filed Critical Metaleach Ltd
Publication of PE20121373A1 publication Critical patent/PE20121373A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • C22B3/10—Hydrochloric acid, other halogenated acids or salts thereof
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B11/00—Obtaining noble metals
    • C22B11/04—Obtaining noble metals by wet processes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B15/00—Obtaining copper
    • C22B15/0063—Hydrometallurgy
    • C22B15/0065—Leaching or slurrying
    • C22B15/0067—Leaching or slurrying with acids or salts thereof
    • C22B15/0069—Leaching or slurrying with acids or salts thereof containing halogen
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B19/00—Obtaining zinc or zinc oxide
    • C22B19/20—Obtaining zinc otherwise than by distilling
    • C22B19/22—Obtaining zinc otherwise than by distilling with leaching with acids
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B23/00—Obtaining nickel or cobalt
    • C22B23/04—Obtaining nickel or cobalt by wet processes
    • C22B23/0407—Leaching processes
    • C22B23/0415—Leaching processes with acids or salt solutions except ammonium salts solutions
    • C22B23/0423—Halogenated acids or salts thereof
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

QUE COMPRENDE: a) EXPONER EL MINERAL Y/O CONCENTRADO A UNA SOLUCION ACUOSA DE ESPECIES OXIDANTES A BASE DE CLORO EN LA QUE EL ACIDO HIPOCLOROSO COMPRENDE AL MENOS 10% DE MOLES DE LAS ESPECIES OXIDANTES A BASE DE CLORO; b) PERMITIR Y/O FACILITAR LA OXIDACION DE LOS METALES OBJETIVO POR MEDIO DEL ACIDO HIPOCLOROSO, DE MODO QUE, LA DISMINUCION DEL pH PERMITA QUE LAS PREDOMINANTES ESPECIES OXIDANTES A BASE DE CLORO SE CONVIERTAN EN CLORO; c) PERMITIR Y/O FACILITAR LA OXIDACION DE LOS METALES OBJETIVO POR MEDIO DEL CLORO; d) PERMITIR Y/O FACILITAR LA DISOLUCION DE LOS METALES OBJETIVO POR MEDIO DE LA SOLUCION DE ESPECIES FORMADAS DURANTE LA OXIDACION POR EL ACIDO HIPOCLOROSO Y/O CLORO; Y e) PASAR LA SOLUCION IMPREGNADA REALIZADA A UN MEDIO PARA LA RECUPERACION DE METALESWHICH INCLUDES: a) EXPOSING THE MINERAL AND / OR CONCENTRATE TO AN AQUEOUS SOLUTION OF CHLORINE-BASED OXIDANT SPECIES IN WHICH THE HYPOCHLOROUS ACID INCLUDES AT LEAST 10% OF MOLES OF THE CHLORINE-BASED OXIDANT SPECIES; b) TO ALLOW AND / OR FACILITATE THE OXIDATION OF THE TARGET METALS BY MEANS OF HYPOCHLOROUS ACID, SO THAT, THE DECREASE OF THE pH ALLOWS THE PREDOMINANT OXIDANT SPECIES BASED ON CHLORINE TO BECOME CHLORINE; c) TO ALLOW AND / OR FACILITATE THE OXIDATION OF THE TARGET METALS BY MEANS OF CHLORINE; d) TO ALLOW AND / OR FACILITATE THE DISSOLUTION OF THE TARGET METALS THROUGH THE SOLUTION OF SPECIES FORMED DURING OXIDATION BY HYPOCHLOROUS ACID AND / OR CHLORINE; AND e) PASS THE IMPREGNATED SOLUTION MADE TO A MEDIA FOR THE RECOVERY OF METALS

PE2011002018A 2009-05-26 2010-05-26 METHOD OF OXIDATIVE LEACHING OF SULFIDE MINERALS AND / OR CONCENTRATES PE20121373A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU2009902406A AU2009902406A0 (en) 2009-05-26 Method of Oxidative Leaching of Sulfide Ores and/or Concentrates

Publications (1)

Publication Number Publication Date
PE20121373A1 true PE20121373A1 (en) 2012-11-09

Family

ID=43222053

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2011002018A PE20121373A1 (en) 2009-05-26 2010-05-26 METHOD OF OXIDATIVE LEACHING OF SULFIDE MINERALS AND / OR CONCENTRATES

Country Status (13)

Country Link
US (1) US9771631B2 (en)
EP (1) EP2435590B1 (en)
JP (1) JP2012528243A (en)
KR (1) KR20120039534A (en)
AP (1) AP3230A (en)
AU (1) AU2010251875B2 (en)
BR (1) BRPI1013260A2 (en)
CA (1) CA2763371C (en)
CL (1) CL2011002998A1 (en)
PE (1) PE20121373A1 (en)
PL (1) PL2435590T3 (en)
WO (1) WO2010135776A1 (en)
ZA (1) ZA201109113B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20120579A1 (en) 2012-04-11 2013-10-12 Metals Technology Dev Compa Ny Llc PROCEDURE FOR RECOVERING NON-FERROUS METALS FROM A SOLID MATRIX
US10753982B2 (en) 2014-12-09 2020-08-25 Square, Inc. Monitoring battery health of a battery used in a device
JP7062996B2 (en) * 2017-03-29 2022-05-09 住友金属鉱山株式会社 A method for storing and quantifying a solution containing thionic acid, and a method for preparing a sample solution containing thionic acid and its preparation.
WO2020099912A1 (en) * 2018-11-14 2020-05-22 Nova Mineralis S.A. Solid-liquid-solid method for the solubilisation of copper minerals and concentrates, independent of the redox potential and with low consumption of water and acid
US20220153692A1 (en) * 2019-03-16 2022-05-19 Gharda Chemicals Limited Process for preparation of trifluoromethanesulfinyl chloride
JP7344511B2 (en) * 2019-11-22 2023-09-14 国立大学法人九州大学 Sulfide leaching method
CN111893312A (en) * 2020-07-14 2020-11-06 有研亿金新材料有限公司 Method for recovering precious metal from residual brazing precious metal target
AU2022354316A1 (en) * 2021-09-30 2024-03-21 Commonwealth Scientific And Industrial Research Organisation Metal leaching process and apparatus

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1438869A (en) 1921-04-07 1922-12-12 Henry B Slater Leaching copper and like ores
US2205565A (en) 1939-05-23 1940-06-25 Kissock Alan Extraction of metals
US3732094A (en) * 1970-06-29 1973-05-08 D Brown Process for preparing elemental mercury
ZW17483A1 (en) * 1982-08-05 1983-10-26 Dextec Metallurg Recovery of silver and gold from ores and concentrates
US5147617A (en) * 1991-05-21 1992-09-15 Freeport-Mcmoran Inc. Process for recovery of gold from gold ores using a complexing pretreatment and sulfurous acid leaching
AU4886700A (en) 1995-08-14 2000-10-05 Western Minerals Technology Pty Ltd Method for the process of copper minerals
US20040156765A1 (en) * 2003-02-12 2004-08-12 Nichromet Extraction Inc. Gold and silver recovery from polymetallic sulfides by treatment with halogens
CA2478516C (en) 2003-09-30 2007-12-11 Jaguar Nickel Inc. A process for the recovery of value metals from base metal sulfide ores
WO2007134344A1 (en) * 2006-05-12 2007-11-22 Bhp Billiton Sa Limited Chloride tank leaching
JP4642796B2 (en) * 2006-09-28 2011-03-02 Ｊｘ日鉱日石金属株式会社 Gold leaching method
CA2693217C (en) * 2007-07-13 2016-07-05 Metaleach Limited Method for ammoniacal leaching
US9057119B2 (en) * 2010-03-18 2015-06-16 Metaleach Limited Method of oxidative leaching of molybdenum—rhenium sulfide ores and/or concentrates

Also Published As

Publication number Publication date
AP3230A (en) 2015-04-30
EP2435590B1 (en) 2018-06-20
JP2012528243A (en) 2012-11-12
PL2435590T3 (en) 2018-11-30
CL2011002998A1 (en) 2012-08-13
BRPI1013260A2 (en) 2016-04-05
CA2763371C (en) 2017-11-14
ZA201109113B (en) 2012-10-31
WO2010135776A1 (en) 2010-12-02
US20120103138A1 (en) 2012-05-03
EP2435590A1 (en) 2012-04-04
EP2435590A4 (en) 2015-10-07
KR20120039534A (en) 2012-04-25
CA2763371A1 (en) 2010-12-02
AP2011006046A0 (en) 2011-12-31
AU2010251875B2 (en) 2012-07-05
AU2010251875A1 (en) 2011-12-15
US9771631B2 (en) 2017-09-26

Similar Documents

Publication Publication Date Title
PE20121373A1 (en) METHOD OF OXIDATIVE LEACHING OF SULFIDE MINERALS AND / OR CONCENTRATES
CL2013003127A1 (en) Method for recovering a metal from a mineral containing rare, precious metals or base comprising contacting the mineral with acid, chloride salt and a soluble oxidant under selected condition to form a mineral residue and an oxidizing leaching solution acid soluble comprising the metal.
CL2016000484A1 (en) Process to recover copper and / or precious metal by leaching with an alkaline leach and an amino acid or derivative thereof; alkaline leaching solution comprising amino acid or a derivative thereof and having a ph of at least 9.
CL2013002899A1 (en) Process and system of treatment of contaminated water by direct osmosis which comprises passing a stream of contaminated water through a semipermeable membrane and passing an extraction solution through the extracting side of the membrane.
CL2015003477A1 (en) Heap leaching of copper
CO6670555A2 (en) Method to recover gold by solvent extraction
AR060899A1 (en) A METHOD FOR RECOVERING COPPER FROM A COPPER SULFIDE MINERAL IN A REACTOR
CL2012000574A1 (en) Method for leaching copper and gold from sulphide minerals that comprises contacting the mineral with a solution containing chlorine, copper and iron ions with an oxidizing agent.
CL2008002063A1 (en) Diarsenic trioxide processing method comprising a leaching step in which water is added to the diarsenic trioxide to produce a slurry, the arsenic is leached and an oxidant is added, a deoxidation step and a scorodite precipitation step; and arsenic oxidation methods.
PE20221565A1 (en) PROCESS FOR SELECTIVE RECOVERY OF ELEMENTS OF THE CALCOFILO GROUP
DOP2013000119A (en) RESIN-IN-LIXIVIATION IN PARALLEL CURRENT AND IN CONTRACORRIENT IN THE GOLD LIXIVIATION PROCESSES
PE20130035A1 (en) METHOD FOR THE ELIMINATION OF CHLORIDE IN ZINC SULPHATE SOLUTION
CL2012003727A1 (en) Use of oxygenated weak acids, minerals, compounds that generate them, to increase the recovery of copper in the leaching or bioleaching process; copper leaching or bioleaching process comprising said acids; and use of solid and liquid wastes from planyas producing weak acids.
CL2018000471A1 (en) Process to recover metals in flotation operations
DOP2015000258A (en) USE OF CATIONIC SURFACTANTS IN THE CIANURATION OF REFRACTORY CARBON MINERALS FOR METAL RECOVERY.
CL2019001710A1 (en) A method of recovering copper from a solution containing dilute metals.
RO126480A3 (en) Process for obtaining gold and silver
CL2016000113A1 (en) Method to recover a copper sulphide from an ore containing an iron sulfide
AR071416A1 (en) METHOD FOR RECOVERING COPPER FROM A CONCENTRATE OF COPPER SULFIDE CONTAINING ARSENIC AND ANTIMONY COMPOUNDS
PE20121371A1 (en) RECOVERY OF SELECTIVE LEACHING OF MINERALS FROM COMPOUND MINES
CL2007002165A1 (en) METHOD FOR RECOVERING COPPER FROM COPPER SULFIDE MINERALS THAT INCLUDE USING A SULFURIC ACID SOLUTION WITH AN ADJUSTED CHLORINE ION CONCENTRATION BETWEEN 6 AND 18 GR / L AND PH BETWEEN 1.6 AND 2.5 AS A LIXIVIATION AND LIXIVIATE COPY SOLUTION
MX2020004493A (en) Recovery of copper from heap leach residues.
CL2017000591A1 (en) System and method for improved metal recovery during atmospheric leaching of metal sulphides
AR096356A1 (en) METHOD FOR GOLD RECOVERY ON PARTICLES
PE20170079A1 (en) HYDROMETALLURGICAL PROCESS FOR THE RECOVERY OF COPPER, LEAD AND / OR ZINC

Legal Events

Date Code Title Description
FG Grant, registration
FD Application declared void or lapsed